Skip to content
Related Articles

Related Articles

Ruby | String delete_prefix! Method
  • Last Updated : 13 Dec, 2019

delete_prefix! is a String class method in Ruby which is used to return a a copy of the given string with leading prefix deleted or nil if no change was made.

Syntax: str.delete_prefix

Parameters: Here, str is the given string.

Returns: A copy of the given string with leading prefix deleted or nil if no change was made.

Example 1:






# Ruby program to demonstrate 
# the delete_prefix! method 
       
# Taking a string and 
# using the method
puts "Ruby".delete_prefix!("Ru")
puts "Class".delete_prefix!("Cl")

Output:

by
ass

Example 2:




# Ruby program to demonstrate 
# the delete_prefix! method 
       
# Taking a string and 
# using the method
puts "Sample".delete_prefix!("am")
puts "Input".delete_prefix!("In")

Output:


put

Attention reader! Don’t stop learning now. Get hold of all the important DSA concepts with the DSA Self Paced Course at a student-friendly price and become industry ready.

My Personal Notes arrow_drop_up
Recommended Articles
Page :